HRČKA, Michal; HEFTY, Ján. Diurnal and semi-diurnal coordinate variations observed in European permanent GPS network: deterministic and stochastic constituents. Contributions to Geophysics and Geodesy, [S. l.], v. 36, p. 7–16, 2021. Disponível em: https://journals.savba.sk/index.php/cgg/article/view/5040. Acesso em: 4 feb. 2026.